/* Базовые стили и переменные макета */
:root {
    --bg-creamy: #fcf9f5;      /* Мягкий кремовый фон */
    --text-dark: #0f172a;      /* Глубокий темный для заголовков */
    --text-muted: #475569;     /* Серый для описаний */
    --accent-orange: #ff4d29;  /* Фирменный оранжево-красный */
    --accent-hover: #e03b18;   /* Цвет кнопок при наведении */
    --card-bg: #ffffff;        /* Белый для карточек */
    --border-color: #f1ebd9;   /* Легкие теплые границы */
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-creamy);
    line-height: 1.6;
}

/* Навигация */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 60px;
    background: var(--bg-creamy);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-dark);
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.2s;
}

.logo:hover {
    opacity: 0.8;
}

.nav-links a {
    text-decoration: none;
    margin-right: 32px;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text-dark);
}

.btn-nav {
    text-decoration: none;
    background: transparent;
    border: 1px solid var(--text-dark);
    color: var(--text-dark);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-nav:hover {
    background: var(--text-dark);
    color: #ffffff;
}

/* Главный блок (Hero) с фоновой картинкой БЦ и маской-затеняющим градиентом */
.hero-section {
    padding: 100px 60px;
    position: relative;
    background: linear-gradient(rgba(252, 249, 245, 0.88), rgba(252, 249, 245, 0.95)), url('building-bg.jpg');
    background-size: cover;
    background-position: center;
}

.hero-container {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    background: #ffffff;
    border: 1px solid var(--border-color);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-muted);
}

.hero-text h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

.btn-primary {
    display: inline-block;
    background: var(--accent-orange);
    color: #ffffff;
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 50px;
    font-weight: 600;
    transition: background 0.2s;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    display: inline-block;
    background: #ffffff;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 50px;
    font-weight: 600;
    transition: background 0.2s;
}

.btn-secondary:hover {
    background: #f1eedf;
}

.main-hero-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

/* Блок Преимущества */
.advantages-section {
    padding: 100px 60px;
    background: #ffffff;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-grid-2 {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.adv-left h2 {
    font-size: 40px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.adv-left .subtitle {
    color: var(--text-muted);
    font-size: 16px;
    margin-bottom: 40px;
}

.adv-side-img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: 16px;
}

.adv-card {
    padding: 32px 0;
    border-bottom: 1px solid #f1f5f9;
}

.adv-card:first-child { padding-top: 0; }
.adv-card:last-child { border-bottom: none; }

.adv-num {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-orange);
    margin-bottom: 8px;
}

.adv-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
}

.adv-card p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Блок Этапы работы */
.steps-section {
    padding: 100px 60px;
    background: var(--bg-creamy);
    border-bottom: 1px solid var(--border-color);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.step-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: left;
    box-shadow: 0 4px 10px rgba(0,0,0,0.01);
}

.step-icon {
    font-size: 32px;
    margin-bottom: 20px;
    background: #fff6f4;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid #ffe4de;
}

.step-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.step-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

/* Секция Направления подбора */
.services-section {
    padding: 100px 60px;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 16px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.s-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.s-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.03);
}

.s-card-img img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.s-card-body {
    padding: 30px;
}

.s-card-body h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.s-card-body p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Лид-форма */
.form-section {
    padding: 100px 60px;
    background: #ffffff;
    border-top: 1px solid var(--border-color);
}

.form-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.form-text h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
}

.form-text p {
    color: var(--text-muted);
    font-size: 16px;
}

.main-form {
    background: var(--bg-creamy);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 16px;
}

.main-form input {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid var(--border-color);
    background: #ffffff;
    border-radius: 50px;
    font-size: 15px;
    color: var(--text-dark);
    outline: none;
    transition: border 0.2s;
}

.main-form input:focus {
    border-color: var(--accent-orange);
}

.btn-submit {
    width: 100%;
    background: var(--accent-orange);
    color: #ffffff;
    border: none;
    padding: 16px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-submit:hover {
    background: var(--accent-hover);
}

/* Футер */
.main-footer {
    padding: 60px;
    background: var(--bg-creamy);
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

.footer-logo {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-dark);
}

.footer-contacts {
    text-align: right;
    font-size: 14px;
}

.footer-contacts a {
    color: var(--accent-orange);
    text-decoration: none;
    font-weight: 600;
}

.copy {
    margin-top: 8px;
    color: var(--text-muted);
    opacity: 0.7;
}

/* Мобильная адаптивность */
@media (max-width: 992px) {
    .hero-container, .section-grid-2, .form-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .navbar { padding: 20px; flex-direction: column; gap: 15px; text-align: center; }
    .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
    .nav-links a { margin-right: 0; padding: 5px 10px; }
    .hero-section, .advantages-section, .services-section, .form-section, .main-footer { padding: 60px 20px; }
    .hero-text h1 { font-size: 32px; text-align: center; }
    .hero-text p { text-align: center; margin: 0 auto 30px; }
    .hero-actions { justify-content: center; }
    .footer-container { flex-direction: column; text-align: center; gap: 20px; }
    .footer-contacts { text-align: center; }
    .adv-left { text-align: center; }
}